function toggle(s) {
   var e = null;
   if (document.all) {
      e = document.all[s];
   }
   else {
      e = document.getElementById(s);
   }

   if ((e.style.display == "inline") || (e.style.display == "block")) {
      e.style.display = "none";
   }
   else {
      if (document.all) {
         e.style.display = "block";
      }
      else {
         e.style.display = "block";
      }
   }
}